/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: #666;
}

/* Colors */
.text-primary { color: #3b82f6; }
.text-secondary { color: #6b7280; }
.text-success { color: #10b981; }
.text-warning { color: #f59e0b; }
.text-danger { color: #ef4444; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
}

.btn-primary {
    background-color: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.btn-primary:hover {
    background-color: #2563eb;
    border-color: #2563eb;
}

.btn-outline {
    background-color: transparent;
    color: #3b82f6;
    border-color: #3b82f6;
}

.btn-outline:hover {
    background-color: #3b82f6;
    color: white;
}

.btn-white {
    background-color: white;
    color: #333;
    border-color: white;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #333;
}

.logo-img {
    height: 40px;
    margin-right: 12px;
}

.brand-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin: 0 1rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    /* padding: 8px 16px; */
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #3b82f6;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.hero-description {
    font-size: 1.125rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
}

.stat-label {
    font-size: 0.875rem;
    color: #64748b;
}

.hero-image {
    text-align: center;
}

.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.section-link {
    display: inline-flex;
    align-items: center;
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    margin-top: 1rem;
}

.section-link i {
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.section-link:hover i {
    transform: translateX(4px);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.5rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.feature-description {
    color: #64748b;
    line-height: 1.6;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-slide-in-down {
    animation: slideInDown 0.3s ease-out;
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Responsive Grid Utilities */
.grid-responsive {
    display: grid;
    gap: 2rem;
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Footer */
.footer {
    background-color: #1e293b;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.footer-desc {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: #334155;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: #3b82f6;
    transform: translateY(-2px);
}

.footer-subtitle {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3b82f6;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #334155;
}

.footer-copyright {
    color: #94a3b8;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #3b82f6;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }

    .hero-content {
        gap: 3rem;
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        border-radius: 0 0 12px 12px;
        z-index: 1000;
    }

    .nav-menu.active {
        display: block;
        animation: slideInDown 0.3s ease-out;
    }

    .nav-list {
        flex-direction: column;
        padding: 1rem;
    }

    .nav-item {
        margin: 0;
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 12px 16px;
        border-radius: 8px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-actions {
        display: none;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
        padding: 0 16px;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }

    .hero {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-legal {
        justify-content: center;
    }

    .grid-4, .grid-3, .grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 12px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 15px;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

/* Print Styles */
@media print {
    .nav-toggle,
    .nav-actions,
    .footer {
        display: none;
    }

    .hero {
        background: none !important;
        color: black !important;
    }

    .btn {
        border: 1px solid #333 !important;
        background: none !important;
        color: black !important;
    }
}